Operating System (OS)
Sleep is a good mode to use because

It saves power which in true is saving money
All of the listed here
It consumes low battery when you start it again
It makes computer fresh after it wakes up

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Operating System (OS)
Capacity planning

None of these
does not depend on the monitoring tools available
requires detailed system performance information
is not needed in small installations
is independent of the operating system

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Operating System (OS)
A program

is typically characterized by interactive processing and time of the CPU
is the device where information is stored
is a device that performs a sequence of operations specified by instructions in memory.
is a sequence of instructions
None of these

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